When to plant carrot in Maine
Maine spans USDA zones 5a–6a, so the right time to plant carrot shifts by weeks across the state. The window to sow seed directly outdoors runs from about April 4 in Lewiston to April 25 in Sanford — below are local dates for 13 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Portland | 6a | April 26 | October 15 | April 5 – May 17 |
| Lewiston | 5b | April 25 | October 19 | April 4 – May 16 |
| Bangor | 5a | May 4 | October 4 | April 13 – May 25 |
| South Portland | 6a | April 26 | October 15 | April 5 – May 17 |
| Auburn | 5b | April 25 | October 19 | April 4 – May 16 |
| Biddeford | 6a | May 9 | October 3 | April 18 – May 30 |
| Sanford | 5b | May 16 | September 30 | April 25 – June 6 |
| Saco | 6a | April 26 | October 15 | April 5 – May 17 |
Carrot in Maine: FAQ
When can I plant carrot in Maine?
Across Maine, the time to direct-sow carrot spans roughly April 4 in Lewiston to April 25 in Sanford, each following that city's local frost dates.
Does the carrot planting date vary across Maine?
Yes. Maine publishes 13 cities with their own frost dates, so the right carrot planting window shifts by weeks between the warmest and coldest parts of the state — use your city's page for the exact dates.
How long does carrot take to grow in Maine?
Carrot takes about 60–80 days to reach harvest once planted — check that this fits inside your city's frost-free season on its place page.
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